Goodwill And Intangible Assets (Tables)

6 Months Ended

Apr. 28, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Goodwill Activity By Reportable Segment

	Data Storage Products			Ethernet Products			Global Services		Total
Balance at October 29, 2011
Goodwill	$	176,968		$	1,344,415		$	155,416	$	1,676,799
Accumulated impairment losses	—			(45,832		)	—		(45,832		)
	176,968			1,298,583			155,416		1,630,967
Tax and other adjustments during the six months ended April 28, 2012 (1)	(8		)	(5,028		)	—		(5,036		)
Balance at April 28, 2012
Goodwill	176,960			1,339,387			155,416		1,671,763
Accumulated impairment losses	—			(45,832		)	—		(45,832		)
	$	176,960		$	1,293,555		$	155,416	$	1,625,931

(1) The goodwill adjustments during the six months ended April 28, 2012 were primarily a result of tax benefits from the exercise of stock awards of acquired companies.

Schedule Of Company's Intangible Assets

April 28, 2012	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Weighted- Average Remaining Useful Life (in years)
Trade name	$	10,441	$	10,430	$	11	$	0.67
Core/developed technology	337,858		270,658		67,200		1.46
Customer relationships	352,581		259,628		92,953		1.52
Total intangible assets	$	700,880	$	540,716	$	160,164	$	1.50
October 29, 2011	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Weighted- Average Remaining Useful Life (in years)
Trade name	$	10,441	$	10,422	$	19	$	1.17
Core/developed technology	337,858		245,855		92,003		2.04
Customer relationships	352,581		229,906		122,675		2.12
Total intangible assets	$	700,880	$	486,183	$	214,697	$	2.08

Schedule Of Amortization Of Intangible Assets Included On Consolidated Statements Of Operations

	Three Months Ended				Six Months Ended
	April 28, 2012		April 30, 2011		April 28, 2012		April 30, 2011
Cost of revenues	$	10,713	$	14,466	$	24,803	$	28,933
Operating expenses	14,737		15,023		29,730		31,213
Total	$	25,450	$	29,489	$	54,533	$	60,146

Schedule Of Estimated Future Amortization Of Intangible Assets

Fiscal Year	Estimated Future Amortization
2012 (remaining six months)	$	50,899
2013	93,109
2014	16,156
Total	$	160,164